diff --git a/Power_Pico/User/Tasks/Inc/user_DataTask.h b/Power_Pico/User/Tasks/Inc/user_DataTask.h
new file mode 100644
index 0000000..e658d15
--- /dev/null
+++ b/Power_Pico/User/Tasks/Inc/user_DataTask.h
@@ -0,0 +1,16 @@
+#ifndef __USER_DATATASK_H__
+#define __USER_DATATASK_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void DataTask(void *argument);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
diff --git a/Power_Pico/User/Tasks/Src/user_DataTask.c b/Power_Pico/User/Tasks/Src/user_DataTask.c
new file mode 100644
index 0000000..1ce67d0
--- /dev/null
+++ b/Power_Pico/User/Tasks/Src/user_DataTask.c
@@ -0,0 +1,36 @@
+/* Private includes -----------------------------------------------------------*/
+//includes
+#include "user_TasksInit.h"
+#include "user_DataTask.h"
+#include "main.h"
+#include "adc.h"
+#include "gate.h"
+#include "usart.h"
+/* Private typedef -----------------------------------------------------------*/
+
+/* Private define ------------------------------------------------------------*/
+
+
+/* Private variables ---------------------------------------------------------*/
+
+/* Private function prototypes -----------------------------------------------*/
+
+/**
+  * @brief  task for data process and so on
+  * @param  argument: Not used
+  * @retval None
+  */
+void DataTask(void *argument)
+{
+  uint8_t keystr = 0;
+  uint16_t cur_bias = 4096 / 2;
+	while(1)
+	{
+    if(osMessageQueueGet(Key_MessageQueue, &keystr, NULL, 0)==osOK)
+		{
+      // UART6_TX_Send((uint8_t *)"key pressed\r\n", 13);
+    }
+    
+		osDelay(1);
+	}
+}
diff --git a/Power_Pico/User/Tasks/Src/user_TasksInit.c b/Power_Pico/User/Tasks/Src/user_TasksInit.c
index 4b62998..05c1742 100644
--- a/Power_Pico/User/Tasks/Src/user_TasksInit.c
+++ b/Power_Pico/User/Tasks/Src/user_TasksInit.c
@@ -10,7 +10,7 @@
 
 //tasks
 #include "user_HardwareInitTask.h"
-#include "user_SendTask.h"
+#include "user_DataTask.h"
 #include "user_KeyTask.h"
 
 /* Private typedef -----------------------------------------------------------*/
@@ -35,10 +35,10 @@ const osThreadAttr_t HardwareInitTask_attributes = {
   .priority = (osPriority_t) osPriorityHigh3,
 };
 
-//UART send task
-osThreadId_t UartSendTaskHandle;
-const osThreadAttr_t UartSendTask_attributes = {
-  .name = "UartSendTask",
+//Data process task
+osThreadId_t DataTaskHandle;
+const osThreadAttr_t DataTask_attributes = {
+  .name = "DataTask",
   .stack_size = 128 * 2,
   .priority = (osPriority_t) osPriorityHigh1,
 };
@@ -85,7 +85,7 @@ void User_Tasks_Init(void)
 
 	/* add threads, ... */
   HardwareInitTaskHandle  = osThreadNew(HardwareInitTask, NULL, &HardwareInitTask_attributes);
-  UartSendTaskHandle      = osThreadNew(UartSendTask, NULL, &UartSendTask_attributes);
+  DataTaskHandle          = osThreadNew(DataTask, NULL, &DataTask_attributes);
   KeyTaskHandle 			    = osThreadNew(KeyTask, NULL, &KeyTask_attributes);
   LvHandlerTaskHandle     = osThreadNew(LvHandlerTask, NULL, &LvHandlerTask_attributes);